Table 2.
Basic indicators of BC.
| Total nitrogen (g·kg-1) | Total phosphorus (g·kg-1) | Total potassium (g·kg-1) | organic biochar (g·kg-1) | pH |
|---|---|---|---|---|
| 10.2 | 8.1 | 15.7 | 515.0 | 8.5 |
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